XmTextGetString — A Text function that accesses the string value "XmTextGetString" "Text functions"

XmTextGetString accesses the string value of the Text widget. The application is responsible for  freeing
       the storage associated with the string by calling XtFree.

       widget    Specifies the Text widget ID

       For a complete definition of Text and its associated resources, see XmText(3).

XmTextGetString  —  A  Text  function  that  accesses the string value "XmTextGetString" "Text functions"
       "XmTextGetString"

XmText(3) and XmTextGetStringWcs(3).

                                                                                              XmTextGetString(3)

       Returns a character pointer to the string value of the text widget.  This returned value is a copy of the
       value  of  the XmNvalue resource.  Returns an empty string if the length of the Text widget's string is 0
       (zero).

       #include <Xm/Text.h>
       char*XmTextGetString(
       Widgetwidget);